150 MW Solar operating in Laramie, WY — Western Area Power Administration - Rocky Mountain Region
150 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2024
Operating Since
Coordinates
36.1599, -119.8919
County
Laramie, WY
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Southern Power Co | Southern Power Co | — |
| Owner(s) | Southern Power Co | Southern | — |
| Status | Operating | operating | — |
South Cheyenne Solar is a 150 MW solar photovoltaic power plant located in Laramie County, Wyoming. The plant began operating in 2024 and is owned by Southern Power Co, a subsidiary of Southern Company. It utilizes single-axis tracking technology. The plant is the second-largest solar facility in Wyoming, and ranks 383rd nationally out of 639 solar plants.
The plant's latest annual generation was 322,715 MWh, resulting in a capacity factor of 24.6%. South Cheyenne Solar operates within the Western Area Power Administration - Rocky Mountain Region balancing authority and the WECC NERC region. Financial data indicates a PPA price of $33.29 per MWh.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
Western Area Power Administration - Rocky Mountain Region
Grid Voltage
115 kV
Regulatory Status
NR
Entity Type
Investor-Owned Utility
Sector
IPP Non-CHP
13.4K MWh
Latest Month
322.7K MWh
Annual Generation
24.6%
Capacity Factor
$29.8/MWh
LCOE (Levelized Cost)
$33.3/MWh
PPA Price
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
U.S.-Japan investment framework takes shape around massive natural gas power projects
A 9.2 GW project in southern Ohio and up to 10 GW of NextEra hubs in Texas and Pennsylvania mark the first concrete steps under Japan's $550 billion U.S. commitment
U.S.-Japan investment framework takes shape around massive natural gas power projects
A 9.2 GW project in southern Ohio and up to 10 GW of NextEra hubs in Texas and Pennsylvania mark the first concrete steps under Japan's $550 billion U.S. commitment
U.S.-Japan investment framework takes shape around massive natural gas power projects
A 9.2 GW project in southern Ohio and up to 10 GW of NextEra hubs in Texas and Pennsylvania mark the first concrete steps under Japan's $550 billion U.S. commitment
U.S.-Japan investment framework takes shape around massive natural gas power projects
A 9.2 GW project in southern Ohio and up to 10 GW of NextEra hubs in Texas and Pennsylvania mark the first concrete steps under Japan's $550 billion U.S. commitment
Last updated 2026-03-25
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